Individual Details
William Helmer
( - )
Families
| Spouse | Nora Martin ( - ) |
| Father | William H. Helmer (1800 - 1859) |
| Mother | Catharine Greiner (1810 - 1878) |
| Sibling | Jane Helmer (1832 - 1896) |
| Sibling | Stephen Holland Helmer (1834 - 1893) |
| Sibling | John M. Helmer (1839 - ) |
| Sibling | Catherine Helmer (1842 - 1898) |
| Sibling | Henry P. Helmer (1843 - ) |
| Sibling | Thomas G. Helmer (1845 - ) |
| Sibling | Mary E. Helmer (1849 - ) |
| Sibling | Kelon Helmer ( - ) |